ONE: A Global Sale of the 20th Century

Collecting guide: Picasso Ceramics

A guide to the CoBrA group: perhaps the last true avant-garde movement of the 20th century

100 luxury Instagram accounts to follow: Interiors

Behind the mask

A late-career ‘tour de force’ — Roy Lichtenstein’s Nude with Joyous Painting

‘Words have temperatures... When they reach a certain point and become hot, they appeal to me’ —Ed Ruscha’s Annie

‘When I have put all I can into it and it really breathes, I stop’ — Brice Marden’s Complements

‘Welcome to the new theatre’: The four auctioneers — all for ONE

Jonathan Bastable

Lichtenstein fetches $46,242,500 as historic ONE sale tops $420m — setting seven artist records

Collecting guide: American Impressionism

Collecting Guide: Lalique glass